Merrilliopanax

The Merrilliopanax is a genus within the family of Araliaceae ( Araliaceae ). The only three species are common in the Himalayan region and the highlands of Tibet.

• 5.1 Notes and references

Description

Appearance and leaves

Merrilliopanax species grow as evergreen shrubs or small trees. The trunk and branches have no spines. The tribe has a cord.

The alternate arranged leaves are large and divided into petiole and leaf blade. The simple two - or three-lobed leaf blades may or unlobed ( Merrilliopanax listeri ) be ( in this it differs from the closely related genera ). The leaf edges are smooth to cut or perforated. The two inconspicuous to barely discernible side leaves are adherent to the petiole.

Inflorescences and flowers

The terminal or pendant standing on an inflorescence stem, branched, paniculate inflorescences total composed of doldigen part inflorescences and contain many flowers.

Probably the hermaphrodite flowers are radial symmetry and fünfzählig double perianth. The five sepals forming a wreath with five tiny calyx teeth. There are five petals present. It's just a circle with five stamens present. Two carpels are fused into one inferior ovary. The two pens are completely free or fused at their base.

Fruit and seeds

The ellipsoidal drupes contain two seeds. The seeds have endosperm.

Occurrence

The only three species occur in the northeastern India, Bhutan, Nepal, Myanmar, and with all three types in western China.

System

The genus Merrilliopanax 1942 by Hui Lin Li in The Araliaceae of China, in Sargentia - set A continuation of the Contributions from the Arnold Arboretum of Harvard University, Volume 2, pages 62-63. Is the type species Merrilliopanax listeri ( King) HLLi. The genus name honors the Merrilliopanax American botanist Elmer Drew Merrill ( 1876-1956 ).

The genus belongs to the subfamily Merrilliopanax Aralioideae within the family Araliaceae.

There are only three Merrilliopanax types:

• Tibetan rice paper tree ( Merrilliopanax alpinus ( CBClarke ) CBShang, Syn: Brassaiopsis alpina CBClarke, Merrilliopanax Tibetanus CYWu & SKWu, Pseudobrassaiopsis alpina ( CBClarke ) RNBanerjee, Tetrapanax Tibetanus G.Hoo, Merrilliopanax cordifolius Sastry ): The home ranges from northeastern India through Bhutan and Nepal to southern Tibet.
• Merrilliopanax listeri ( King) HLLi ( Syn: Dendropanax listeri King, Gilibertia listeri ( King) Hand. - Mazz, Merrilliopanax chinensis HLLi. ): The home ranges from northeastern India over northern Myanmar to in northwestern Yunnan.
• Merrilliopanax membranifolius ( WWSm. ) CBShang ( syn.. Nothopanax membranifolius WWSm, Gilibertia membranifolia ( WWSm. ) Hand. - Mazz, Gilibertia myriantha Hand. - Mazz.. ): The home ranges from northeastern India on the northern Myanmar to in the northwestern and western Yunnan.

Use

The Tibetan rice paper tree ( Merrilliopanax alpinus, Chinese :西藏 常春 木xi zang chang chun mu) and Merrilliopanax listeri, Chinese :常春 木chang chun mu, are used as a medicinal herb in traditional Chinese medicine. Both types are used in tropical to sub-tropical parks and gardens as an ornamental plant. The Mark of the tribe of Tibetan rice paper tree is cut into pieces and named to the paper, " rice paper " processed.

Swell

• Qibai Xiang & Porter P. Lowry: Araliaceae in the Flora of China, Volume 13: Merrilliopanax, pp. 446 - text the same as printed work online. (Section Description, systematics, occurrence and use)
• Hui Lin Li: The Araliaceae of China, In: Sargentia - A continuation of the Contributions from the Arnold Arboretum of Harvard University, 2, pp. 62-63: First published scanned at biodiversitylibrary.org. (Section Description, systematics and name origin)